﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Microsoft.Phone.Controls;
using Microsoft.Phone.Shell;
using Microsoft.Phone.Marketplace;
using WindowsPhoneRecipes;
using System.IO.IsolatedStorage;

namespace TravelWallet
{
    public partial class App : Application
    {
        /// <summary>
        /// Provides easy access to the root frame of the Phone Application.
        /// </summary>
        /// <returns>The root frame of the Phone Application.</returns>
        public PhoneApplicationFrame RootFrame { get; private set; }
        private static ViewModel viewModel = null;


        public static LicenseInformation licenseInfo = new LicenseInformation();
        public static bool isTrialMode;


        private static long userID = 0;

        public static long UserID
        {
            get { return App.userID; }
            set { App.userID = value; }
        }

        public static ViewModel ViewModel {
            get
            {
                if (viewModel == null)
                {
                    viewModel = new ViewModel(new LocalStorageModel());
                    
                }
                return viewModel;
            }
        
        }
        /// <summary>
        /// Constructor for the Application object.
        /// </summary>
        public App()
        {
            // Global handler for uncaught exceptions. 
            UnhandledException += Application_UnhandledException;

            // Show graphics profiling information while debugging.
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // Display the current frame rate counters.
                Application.Current.Host.Settings.EnableFrameRateCounter = true;

                // Show the areas of the app that are being redrawn in each frame.
                //Application.Current.Host.Settings.EnableRedrawRegions = true;

                // Enable non-production analysis visualization mode, 
                // which shows areas of a page that are being GPU accelerated with a colored overlay.
                //Application.Current.Host.Settings.EnableCacheVisualization = true;
            }

            // Standard Silverlight initialization
            InitializeComponent();

            // Phone-specific initialization
            InitializePhoneApplication();

             //init the non-linear nav service, make sure you call it last in the app CTOR
            NonLinearNavigationService.Instance.Initialize(RootFrame);
        }

        // Code to execute when the application is launching (eg, from Start)
        // This code will not execute when the application is reactivated
        private void Application_Launching(object sender, LaunchingEventArgs e)
        {
            viewModel = new ViewModel(LocalStorageModel.CreateStorageModel());
            isTrialMode = licenseInfo.IsTrial();

            // Increment the startup counter
            string counter;
            if (IsolatedStorageSettings.ApplicationSettings.TryGetValue<string>("startupCounter", out counter))
            {
                int counterInt = Convert.ToInt32(counter);
                counterInt++;
                //Uncomment the below 1 line to reset the startup counter to 0
                //counterInt = 0;
                IsolatedStorageSettings.ApplicationSettings["startupCounter"] = Convert.ToString(counterInt);
                IsolatedStorageSettings.ApplicationSettings.Save();
            }
            else
            {
                // First boot, add the startup counter count key
                IsolatedStorageSettings.ApplicationSettings.Add("startupCounter", "0");
                IsolatedStorageSettings.ApplicationSettings.Save();
            }

            // Set the review reminder count
            string reviewReminderCount;

            if (IsolatedStorageSettings.ApplicationSettings.TryGetValue<string>("reviewReminderCount", out reviewReminderCount))
            {
                // Uncomment the below 3 lines to reset the reminder count to any value
                //int reviewReminderCountInt = Convert.ToInt32(reviewReminderCount);
                //reviewReminderCountInt = 2;
                //IsolatedStorageSettings.ApplicationSettings["reviewReminderCount"] = Convert.ToString(reviewReminderCountInt);
            }
            else
            {
                // First boot, add the review reminder count key
                IsolatedStorageSettings.ApplicationSettings.Add("reviewReminderCount", "30");
                IsolatedStorageSettings.ApplicationSettings.Save();
            }
        }

        // Code to execute when the application is activated (brought to foreground)
        // This code will not execute when the application is first launched
        private void Application_Activated(object sender, ActivatedEventArgs e)
        {
            viewModel = new ViewModel(LocalStorageModel.CreateStorageModel());
            isTrialMode = licenseInfo.IsTrial();
        }

        // Code to execute when the application is deactivated (sent to background)
        // This code will not execute when the application is closing
        private void Application_Deactivated(object sender, DeactivatedEventArgs e)
        {
            viewModel.Close();
        }

        // Code to execute when the application is closing (eg, user hit Back)
        // This code will not execute when the application is deactivated
        private void Application_Closing(object sender, ClosingEventArgs e)
        {
            viewModel.Close();
        }

        // Code to execute if a navigation fails
        private void RootFrame_NavigationFailed(object sender, NavigationFailedEventArgs e)
        {
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // A navigation has failed; break into the debugger
                System.Diagnostics.Debugger.Break();
            }
        }

        // Code to execute on Unhandled Exceptions
        private void Application_UnhandledException(object sender, ApplicationUnhandledExceptionEventArgs e)
        {
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // An unhandled exception has occurred; break into the debugger
                System.Diagnostics.Debugger.Break();
            }
        }

        #region Phone application initialization

        // Avoid double-initialization
        private bool phoneApplicationInitialized = false;

        // Do not add any additional code to this method
        private void InitializePhoneApplication()
        {
            if (phoneApplicationInitialized)
                return;

            // Create the frame but don't set it as RootVisual yet; this allows the splash
            // screen to remain active until the application is ready to render.
            RootFrame = new PhoneApplicationFrame();
            RootFrame.Navigated += CompleteInitializePhoneApplication;

            // Handle navigation failures
            RootFrame.NavigationFailed += RootFrame_NavigationFailed;

            // Ensure we don't initialize again
            phoneApplicationInitialized = true;
        }

        // Do not add any additional code to this method
        private void CompleteInitializePhoneApplication(object sender, NavigationEventArgs e)
        {
            // Set the root visual to allow the application to render
            if (RootVisual != RootFrame)
                RootVisual = RootFrame;

            // Remove this handler since it is no longer needed
            RootFrame.Navigated -= CompleteInitializePhoneApplication;
        }

        #endregion
    }
}